GNU cflow

GNU cflow

This edition of the GNU Cflow Manual, last updated 10 May 2025, documents GNU cflow Version 1.8.

Table of Contents

Short Table of Contents

1 Introduction to cflow
2 Simple Ways to Analyze Programs with cflow.
3 Two Types of Flow Graphs.
4 Various Output Formats.
5 Handling Recursive Calls.
6 Controlling Symbol Types
7 Running Preprocessor
8 Using ASCII Art to Produce Flow Graphs.
9 Cross-Reference Output.
10 Configuration Files and Variables.
11 Using cflow in Makefiles.
12 Complete Listing of cflow Options.
13 Exit Codes
14 Using cflow with GNU Emacs.
15 How to Report a Bug
Appendix A Source of the wc command
Appendix B GNU Free Documentation License
Concept Index